Japanese symbol for “radius”
半径
はんけい
Romaji: hankei
radius
In Japanese, radius is 半径, read はんけい (hankei).
Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.
Meanings
- n radius
Kanji and stroke order
Other Japanese words for “radius”
| Word | Reading | Meaning |
|---|---|---|
| 橈骨 | とうこつ toukotsu | radius |
| ラジウス | ラジウス rajiusu | radius |
| Ｒ | アール aaru | radius |
Related words
Words that share a kanji.
| Word | Reading | Meaning |
|---|---|---|
| 半分 | はんぶん hanbun | half |
| 後半 | こうはん kouhan | second half; latter half |
| 前半 | ぜんはん zenhan | first half |
| 大半 | たいはん taihan | majority; more than half; most (of) |
| 半年 | はんとし hantoshi | half a year; six months |
| 半ば | なかば nakaba | middle; halfway; midway |
| 直径 | ちょっけい chokkei | diameter |
| 口径 | こうけい koukei | aperture; bore; calibre |
See also: Chinese symbol for “radius”.
Data: JMdict (CC BY-SA 4.0); KANJIDIC2 (CC BY-SA 4.0); KanjiVG (CC BY-SA 3.0); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.